This interesting circuit converts BCD signals into a voltage that can be used in an analog application. The circuit was found in the July 1991 issue of Radio Electronics magazine.
This beat frequency oscillator or BFO was found in an American 1980s documentation. The circuit is...
This circuit is from the 1990 Motorola Linear Databook. The circuit can be implemented with other...
In the figure we have the simple way of controlling a load or having a signal from an optical...